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The AAPG/Datapages Combined Publications Database

Showing 944 Results. Searched 195,354 documents.

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Hybrid Domain Parallel Algorithm for 3D Kirchhoff Prestack Depth Migration; #10928 (2017)

Changhai Zhao, Jianlei Zhang, Guoan Luo, Quanshun Cui, Chengxiang Wang

Search and Discovery.com

... "hybrid domain parallel", which is based on three-level decomposition including offset, imaging space, and seismic data. The algorithm eliminates...

2017

Checkshots and Vertical Seismic Profiles: Part 7. Geophysical methods

B. A. Hardage

AAPG Special Volumes

... the areal and vertical distributions of reservoir and sealing units are measured as functions of seismic traveltime, not as functions of depth...

1992

Elastic Wave Seismic Interpretation of Heavy-Oil Reservoirs

Search and Discovery.com

.... The different methods for estimating VP/VS have advantages and disadvantages. Traveltime methods are particularly suitable for estimating VP/VS from...

2013

Abstract: Monitoring Active Steam Injection through Time-lapse Seismic Refraction Surveys; #90174 (2014)

Byron M. Kelly and Don C. Lawton

Search and Discovery.com

... to that of 4D reflection profiles. Through reciprocal traveltime analysis, refraction profiles can delineate significant time-shifts within a monitor survey due...

2014

Abstract: Velocity Model Building with Weighted Linearized Inversion … A VSP Data Case Study; #90187 (2014)

Mingyu Zhang, Richard Kuzmiski, and Zhengsheng Yao

Search and Discovery.com

... for receiver gather at 274 m depth Basic inverse theory Given observed data, with a first arrival traveltime, our problem is to estimate an earth...

2014

GEO 2018; - Abstracts, #90319 (2018).

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2018

N/A

Analog Model and Synthetic Seismogram Studies of Long Range Refraction Method: ABSTRACT

Stanley J. Laster, Richard Schell, Milo M. Backus

AAPG Bulletin

... illustrates the conventional refraction method and the behavior of refraction traveltime and amplitude. In addition to first arrivals, the later...

1963

Abstract: Interpretation of Natural Fractures from the Traveltime Variation with Source-receiver Azimuth in the Alberta Foothills; #90172 (2014)

Draga A. Talinga, Don C. Lawton

Search and Discovery.com

...Abstract: Interpretation of Natural Fractures from the Traveltime Variation with Source-receiver Azimuth in the Alberta Foothills; #90172 (2014...

2014

Abstract: Reflection-based Traveltime Inversion Using Segment Dynamic Image Warping; #91204 (2023)

Lu Liu

Search and Discovery.com

...Abstract: Reflection-based Traveltime Inversion Using Segment Dynamic Image Warping; #91204 (2023) Lu Liu Reflection-based Traveltime Inversion Using...

2023

Mapping of Rock Property Changes in Space and Time Using Microseismic Data through Full-Waveform Inversion

Jyoti Behura

Unconventional Resources Technology Conference (URTEC)

... is done using a velocity model extracted from traveltime tomography of perforation shots or using well log velocities. These velocities will be quite...

2016

Abstract: To TTI or not to TTI? Semi-Automated 3D Tomographic Velocity Analysis in the Canadian Foothills: A Case History; #90211 (2015)

Sylvestre Charles, David Mitchell, Rob Holt, Jiwu Lin, and John Mathewson

Search and Discovery.com

... tackled the depth-imaging problem with the usual highly interpretive, “model driven” approach. We used an unconstrained diving-wave traveltime...

2015

Anisotropic elastic full-waveform inversion for crosswell seismic data for Wyoming CarbonSAFE project

Olga Podgornova, Shujaat Ali, Ting Lei, Peng Li, Matthew Johnson, Lu Lee, Zunsheng Jiao, J. Fred McLaughlin, Erik Borchardt, Lin Liang, Pierre Bettinelli, Joel Le Calvez

International Meeting for Applied Geoscience and Energy (IMAGE)

... are avoided, making this survey geometry ideal for high-resolution time-lapse monitoring. Up to now, conventional traveltime tomography and migration...

2023

Improving Reservoir Modeling through Integration of Seismic Data in Eocene Turbidites for West Brae Field, Central North Sea, United Kingdom

Anne M. Schwab, Steve Buckner, James A. Bramald, Julie Cass

AAPG Special Volumes

... and seismic attribute volumes, particularly spectral decomposition), biostratigraphic and well information, and production data. The initial lower Flugga...

2011

Abstracts: Improved Near-surface Velocity Models from 2D Waveform Tomography of Vibroseis First-arrival Data; #90173 (2015)

Brendan R. Smithyman and Ronald M. Clowes

Search and Discovery.com

..., BC [email protected] and Ronald M. Clowes University of British Columbia, Vancouver, BC Summary Constrained 3-D traveltime inversion followed...

2015

Diving wave tomography: Velocity modelling using first arrival traveltime

Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu

Geological Society of Malaysia (GSM)

...Diving wave tomography: Velocity modelling using first arrival traveltime Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu Bulletin...

2022

Fracture Estimation Using a P-Wave Azimuthal Attribute Analysis in the Cagüi Area: Abstract

Jorge Monsegny, Carlos Piedrahita

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... amplitude, AVO gradient, velocity and traveltime. Each one of them shows azimuthal dependent variation which is evidence of a fracture induced anisotropic...

2009

Porosity Distribution in Wolfcamp Strata, Palo Duro Basin, Texas Panhandle: Implications for Deep-Basin Ground-Water Flow: ABSTRACT

R. D. Conti, P. Wirojanagud

AAPG Bulletin

... and sonic (interval traveltime) responses. Log-derived average-porosity distributions yield information about effective pore volume (i.e., movable...

1984

ABSTRACT: Fracture Detection by P and C Wave Anisotropy from Multi-Offset VSP; #90051 (2006)

JOHN Owusu, Qinglin Liu, Jaafar Alnemer

Search and Discovery.com

... for the fracture characterization including: 4C-pseudo Alford rotation method, C-wave hodogram, and P wave traveltime analysis. Analysis of the P-wave...

Unknown

Abstracts: Locating Microseismicity in Three-Dimensionally Heterogeneous Reservoirs; #90173 (2015)

Adam M. Baig, Ted Urbancic, Margaret Seibel, Vladimir Shumila

Search and Discovery.com

...-dimensional technique we describe relies on the fast marching algorithm to rapidly evaluate the traveltime field as well, and determination of hypocentral...

2015

Abstract: Computing Gridded Traveltimes from the Random Locations of Three Known Points; #90211 (2015)

John Bancroft and Xiang Du

Search and Discovery.com

... the traveltime as an expanding wavefront using an Eikonal equation approach. They may also be computed from raypaths that spr ead across the grid...

2015

Abstract: Combining Geology and Prestack Seismic for Structural Model Building in the Gaspé Belt (Québec, Canada); #90211 (2015)

Anne Jardin, Martin Bêche, Karine Broto, Dave Saucier, and Donna Kirkwood

Search and Discovery.com

..., and of advanced pre-stack seismic techniques like pre-stack seismic interpretation, traveltime inversion and depth migration, can improve...

2015

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